20925971664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1081781}}^1$

素因数の和:1081836

約数の個数: 80

約数和(自身を含む): 60095153664

約数和(自身を除く): 39169182000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 1081781, 2163562, 3245343, 4327124, 6490686, 8654248, 12981372, 14063153, 17308496, 25962744, 28126306, 33535211, 42189459, 51925488, 56252612, 67070422, 84378918, 100605633, 112505224, 134140844, 168757836, 201211266, 225010448, 268281688, 337515672, 402422532, 435957743, 536563376, 675031344, 804845064, 871915486, 1307873229, 1609690128, 1743830972, 2615746458, 3487661944, 5231492916, 6975323888, 10462985832, 20925971664]

約数ペア:

[(1, 20925971664), (2, 10462985832), (3, 6975323888), (4, 5231492916), (6, 3487661944), (8, 2615746458), (12, 1743830972), (13, 1609690128), (16, 1307873229), (24, 871915486), (26, 804845064), (31, 675031344), (39, 536563376), (48, 435957743), (52, 402422532), (62, 337515672), (78, 268281688), (93, 225010448), (104, 201211266), (124, 168757836), (156, 134140844), (186, 112505224), (208, 100605633), (248, 84378918), (312, 67070422), (372, 56252612), (403, 51925488), (496, 42189459), (624, 33535211), (744, 28126306), (806, 25962744), (1209, 17308496), (1488, 14063153), (1612, 12981372), (2418, 8654248), (3224, 6490686), (4836, 4327124), (6448, 3245343), (9672, 2163562), (19344, 1081781)]